501274303 has 4 divisors (see below), whose sum is σ = 501375328. Its totient is φ = 501173280.

The previous prime is 501274289. The next prime is 501274307. The reversal of 501274303 is 303472105.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 501274303 - 2⁹ = 501273791 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501274307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42663 + ... + 53128.

It is an arithmetic number, because the mean of its divisors is an integer number (125343832).

Almost surely, 2^501274303 is an apocalyptic number.

501274303 is a deficient number, since it is larger than the sum of its proper divisors (101025).

501274303 is an equidigital number, since it uses as much as digits as its factorization.

501274303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101024.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 501274303 is about 22389.1559242415. The cubic root of 501274303 is about 794.3742306129.

The spelling of 501274303 in words is "five hundred one million, two hundred seventy-four thousand, three hundred three".